Finding the Fourth Proportional to 316,692.12, 473,846.36 and 222,106.94
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Solution
The fourth proportional to 316,692.12, 473,846.36 and 222,106.94 is: 332,324.53
Step by Step Solution
- Step 1: Write the proportion equation
316,692.12 : 473,846.36 = 222,106.94 : x - Step 2: Convert to fraction form
316,692.12/473,846.36 = 222,106.94/x - Step 3: Cross multiply
316,692.12x = 473,846.36 × 222,106.94 - Step 4: Simplify right side
316,692.12x = 105,244,562,014.20 - Step 5: Solve for x
x = 105,244,562,014.20/316,692.12 - Step 6: Final answer
x = 332,324.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.